How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/10100.0*Chance in playoffs100.0*Average seed
tot 99 dav 116 -2.8
-0.7
war 93.5 wel 84.5 +0.5
con 109 mcn 62 +0.4
she 90.5 pin 83.5 +0.3
-0.1
thi 115 sco 92.5 +0.1
+0.1
If winner is:HomeAway
Week of 11/17100.0*Chance in playoffs100.0*Average seed
pin vs tot-1.0+1.0
-0.5+0.5
mcn vs war-0.4+0.4
wel vs she-0.4+0.4
+0.1-0.1
arn vs thi-0.2+0.2
-0.1+0.1
dav vs tai-0.2+0.2
-0.1+0.1
sco vs con-0.1+0.1

What If

Chances based on how well the tot finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
02-2Out022058203,880,379
3-10.0%011034421302,587,618
1-3Out030702,584,837
4-015.611434341420650,102
0-4Out595648,544
Total:1.0%01251018333110,351,480
Points
Chance Will Make Playoffs